.mainCard {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  background-color: rgba(255, 255, 255, 0.599);
  border-radius: 5px;
  font-family: HarmonyOS Sans SC;
  font-weight: bold;
  font-size: 22px;
}

.mainCard .hitokoto {
  font-size: 45px;
}
